Opposition or repugnance of mind; dislike; disinclination; reluctance; hatred. Usually this word expresses moderate hatred, or opposition of mind, not amounting to abhorrence or detestation. It ought generally to be followed by to before the object. Sometimes it admits of for. A freeholder is bred with an aversion to subjection.

Opposition or contrariety of nature; applied to inanimate substances. Magnesia, notwithstanding this aversion to solution, forms a kind of paste with water.

The cause of dislike. Pain their aversion, pleasure their desire.